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14

T--326

SYSTEM

OPERATION (Continued)

ON OFF

OPERATION (Continued)

e. Semi--Annual Inspection and Maintenance

X

X

X

X

X

X

X

Check system pressures.

Check refrigerant in sight glass.

Check element in the the sight glass. (Green is dry

-- Yellow is wet)

Inspect condenser fan blades.

Open bus heater valves (In winter).

Close bus heater valves (In spring).

Remove or install optional condenser winter guard

kit.

f. Annual Inspection and Maintenance

X

X

X

X

X

Inspect electrical panel and terminals. Clean if

needed with a high-grade cleaner specifically for-

mulated for this purpose.

Inspect Evaporator drain pan. (Clean if needed)

Check pressure switch operation.

Check evaporator roof mounting and sealing.

Check condenser mounting, fan guards, and

screen/grill.

3.2

W

ARRANTY/

S

ERVICE

Thank you for choosing a Carrier Transport Air Conditioning system

for your vehicle. We want to assure you of our continuing interest

in your pleasure and satisfaction with your air conditioning system.

Remember, if you have a question or concern and need help,

contact your nearest Transport Air Conditioning Dealer.
To find the Carrier Transport Dealer nearest you, go to

www.transportaircon.carrier.com and click on “Dealer Locator”, or

refer to the Carrier

Bus Stop

Dealer Directory (62--10810), or

contact the Carrier Transport Air Conditioning Technical Service

Hot--Line 1 (800) 450--2211. for the center nearest you.

Summary of Contents for GEN IV

Page 1: ...R OPERATOR S MANUAL for SPLIT SYSTEM Bus Air Conditioning Units T 326 Rev Transport Air Conditioning TRANSPORT AIR CONDITIONING...

Page 2: ...OPERATOR S MANUAL BUS AIR CONDITIONING UNITS GEN IV GEN V...

Page 3: ...IONS 4 1 4 SYSTEM COMPONENTS 4 1 5 MODEL AND SERIAL NUMBER TAGS 6 1 6 SYSTEM REQUIREMENTS LABEL 8 Unit Operation 9 2 1 OPERATING INSTRUCTIONS 9 2 2 DRIVER S CONTROL PANEL STANDARD 9 2 3 DRIVER S CONTR...

Page 4: ...unit continues to operate reliably Such a maintenance program will also help to control operating costs increase the unit s working life and improve performance Some Vehicles may require information f...

Page 5: ...ounced starting of the unit The unit may cycle the fans and operating compressor unex pectedly as control requirements dictate Turn system off and disconnect battery power REFRIGERANT The refrigerant...

Page 6: ...or dual compressor systems 1 4 SYSTEM COMPONENTS Refer To Figure 1 1 Return Air Thermostat Sensor The system may be supplied with a thermostat or thermistor Both of these devices are temperature sensi...

Page 7: ...l and all Gen 5 systems use a nonadjustable block valve with an 8 F superheat setting which is preset at the factory If you feel there is a problem with the block valve do not attempt to adjust the va...

Page 8: ...aterial that is used to move heat from the passenger compartment to the outside air It is a substance that gives up heat by condensing at high temperature and pressures and absorbs heat by evaporating...

Page 9: ...densers EM 9 Location Figure 1 4 Rear Side Mounted Gen IV Evaporators NOTE The EM 9 evaporator data tag is located on the side of the evaporator assembly not between the blower assemblies Figure 1 5 R...

Page 10: ...icle s engine compartment This label when properly completed by the installer will givethe servicingtechnician the refrigerant and oil charge s evaporator s condenser s and compressor s serial numbers...

Page 11: ...ontrol and the Florida Control 1 2 3 4 5 1 Control Panel Housing 2 Nameplate Switch Mounting 3 Thermostat Control 4 Fan Speed Switch 3 Speed or Variable 5 Ambient Air Sensor Thermostat Figure 2 1 Driv...

Page 12: ...Speed Certain applications may be fitted with a variable speed control switch instead of the standard three speed switch This switch controls the speed of the evaporator motors by varying the supply v...

Page 13: ...bly TEMPCON 2 3 2 Fan Speed Switch 3 Speed The evaporator fan speeds can be adjusted by pushing the rocker switch to the desired position a H High Speed b M Medium Speed c L Low Speed When the evapora...

Page 14: ...d Replace if needed e Push fuse cover back on to in line holder f Restore ignition power and place ON OFF switch to ON 2 4 PRE TRIP INSPECTION After starting system operation allow system to stabiliz...

Page 15: ...ir filters Inspect Condenser coil fins Clean when neces sary Inspect refrigerant hoses and fitting connections Inspect electrical harness and connections Check battery voltage System operates efficien...

Page 16: ...ain pan Clean if needed Check pressure switch operation Check evaporator roof mounting and sealing Check condenser mounting fan guards and screen grill 3 2 WARRANTY SERVICE Thank you for choosing a Ca...

Page 17: ...x System 4 Model Tag 6 O Operating Instructions 9 P Pre Trip Inspection 12 R Refrigerant 3 6 Resistor 5 S Safety 3 Sensor Return Air 4 Serial Tag 6 Split System 4 Stand Alone System 4 Switch Fan Speed...

Page 18: ...Index 2 INDEX CONTINUED U Unit Information 4 Unit Operation 9 V Valve Expansion Block 5 W Warranty Service 14 What Is Air Conditioning 4...

Page 19: ...oration family Stock symbol UTX Carrier Transport Air Conditioning 50 Grumbacher Road York PA 17402 U S A Tel 1 800 673 2431 Fax 1 717 764 0401 Carrier Transicold Division Carrier Corporation Transpor...

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